package com.wqz.service;

import com.wqz.pojo.blacklist;
import com.wqz.pojo.user;

public interface userService {

    //修改信息
    int updateUser(user user);

    //注册用户
    int addUser(user user);

    //登录
    boolean login(user user);

    //查询信息
    user queryUserByName(String bookName);

    //查询黑名单用户
    boolean queryillegalUser(blacklist blacklist);
}
